Whamcloud Community JIRA https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 [LU-13132] osd-zfs to cache dbufs https://jira.whamcloud.com/browse/LU-13132 Lustre <p>dbuf lookup is relatively expensive in ZFS. in some cases working set of dbufs is tiny and very predictable. for example, for llog - we append (i.e. write to the last block) and update the header (the first block).</p> LU-13132 osd-zfs to cache dbufs Improvement Minor Resolved Fixed Alex Zhuravlev Alex Zhuravlev Tue, 14 Jan 2020 07:09:03 +0000 Tue, 18 Apr 2023 12:10:52 +0000 Tue, 18 Apr 2023 12:10:52 +0000 Lustre 2.16.0 0 2 <p>Alex Zhuravlev (bzzz@whamcloud.com) uploaded a new patch: <a href="https://review.whamcloud.com/37222" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/37222</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-13132" title="osd-zfs to cache dbufs" class="issue-link" data-issue-key="LU-13132"><del>LU-13132</del></a> osd: osd-zfs to cache dbufs for llog objects<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: a334a6cdd5dfad440076945eaad3566204b04730</p> <p>"Oleg Drokin &lt;green@whamcloud.com&gt;" merged in patch <a href="https://review.whamcloud.com/c/fs/lustre-release/+/37222/" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/c/fs/lustre-release/+/37222/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-13132" title="osd-zfs to cache dbufs" class="issue-link" data-issue-key="LU-13132"><del>LU-13132</del></a> osd: osd-zfs to cache dbufs for llog objects<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 11a89c5ec16685fda91dd7c052b72012833c2f88</p> <p>Landed for 2.16</p> Development Rank 1|i00rzb: Rank (Obsolete) 9223372036854775807